Users Guide

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Installation Instructions
Overview
This document provides the following information:
• Instructions for installing and reinstalling the operating system on your Dell system.
• Sources of additional information.
Latest Available Operating System
The latest update to Red Hat Enterprise Linux 5 is Update 10. This update provides fixes for certain issues in the previous
releases.
System Configuration Requirements
The minimum amount of memory required for Red Hat Enterprise Linux 5 is 512 MB.
Table 1. Maximum Supported Memory Configurations
Kernel Name Architecture Maximum System RAM
kernel x86 4 GB
kernel-PAE x86 16 GB
kernel-xen x86 16 GB
kernel x86_64 256 GB
kernel-xen x86_64 256 GB
NOTE: The maximum system memory supported by the kernel may be greater than the value listed in the table
above.
NOTE: Dell PowerEdge R815 supports a maximum system memory of 512 GB.
NOTE: Dell PowerEdge M910 and Dell PowerEdge R810 support a maximum system memory of 1 TB.
NOTE: Dell PowerEdge R910 supports a maximum system memory of 2 TB.
Operating System Architecture
Most Dell PowerEdge systems offer processors that include either Intel 64 or Advanced Micro Devices (AMD64)
processor technology. If your processor includes Intel 64 or AMD64 technology, either the x86 version or the x86_64
version of Red Hat Enterprise Linux operating system can be installed on your system. If your processor does not include
Intel 64 or AMD64 technology, only the x86 version of the operating system can be installed on your system.
NOTE: To check if your Dell PowerEdge system supports Red Hat Enterprise Linux 5, see the operating systems
support matrix at dell.com/ossupport.
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